Home / 481,623.40-722,437.50-197,469.16

Finding the Fourth Proportional to 481,623.40, 722,437.50 and 197,469.16

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Solution

The fourth proportional to 481,623.40, 722,437.50 and 197,469.16 is: 296,204.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,623.40 : 722,437.50 = 197,469.16 : x
  2. Step 2: Convert to fraction form
    481,623.40/722,437.50 = 197,469.16/x
  3. Step 3: Cross multiply
    481,623.40x = 722,437.50 × 197,469.16
  4. Step 4: Simplify right side
    481,623.40x = 142,659,126,277.50
  5. Step 5: Solve for x
    x = 142,659,126,277.50/481,623.40
  6. Step 6: Final answer
    x = 296,204.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.